| 摘要 |
PROBLEM TO BE SOLVED: To allow a change in a sentence to be printed in a short time by providing a printing area including warning information regarding health applied by laser printing on a region which can be visually recognized to be blank when a cigarette packet is opened. SOLUTION: Contents of a packet, that is a group of cigarettes are surrounded by an inner packaging material 28 to form a block of the cigarettes. A printing area 45 in a region of a printing strip is provided in a blank of the inner packaging material 28 of the cigarette block 29, wherein the printing area 45 is to be processed by laser printing through deletion of a layer by heat. Two colored layers suitable for laser printing are provided, wherein one of the layers is overlaid on the other, so that when the cigarette packet is opened, a useful printed document regarding danger of smoking to health is exhibited to indicate a warning. |
